<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>文章列表</title>
    <link rel="stylesheet" href="./libs/bootstrap/css/bootstrap.min.css">
    <link rel="stylesheet" href="css/reset.css">
    <link rel="stylesheet" href="css/iconfont.css">
    <link rel="stylesheet" href="css/main.css">
    <!-- jq -->
    <script src="./libs/jquery-1.12.4.min.js"></script>
    <!-- 模板引擎 -->
    <script src="./libs/template-web.js"></script>
    <!--导入日期插件-->
    <script src="./libs/jedate/js/jedate.js"></script>
    <link rel="stylesheet" href="./libs/jedate/css/jeDate-test.css">
    <link rel="stylesheet" href="./libs/jedate/css/jedate.css">
    <!--导入富文本插件-->
    <script src="./libs/wangEditor/wangEditor.min.js"></script>
    <script src="./libs/https.js"></script>
</head>

<body>
    <div class="container-fluid">
        <div class="common_title">
            文章编辑
        </div>
        <div class="container-fluid common_con">
            <form class="form-horizontal article_form" id="form">
                <div class="form-group">
                    <label for="inputTitle" class="col-sm-2 control-label">文章标题：</label>
                    <div class="col-sm-10">
                        <input type="text" name="title" class="form-control title" id="inputTitle" value="文章标题文字">
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputCover" class="col-sm-2 control-label">文章封面：</label>
                    <div class="col-sm-10">
                        <img src="images/pic06.jpg" class="article_cover">
                        <input name="cover" type="file" id="inputCover">
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputCategory" class="col-sm-2 control-label">文章类别：</label>
                    <div class="col-sm-4">
                        <select class="form-control category" name="categoryId">
                            <option>类别一</option>
                            <option>类别二</option>
                            <option>类别三</option>
                            <option selected>类别四</option>
                            <option>类别五</option>
                        </select>
                    </div>
                </div>
                <div class="form-group">
                    <label class="col-sm-2 control-label">发布时间：</label>
                    <div class="col-sm-4">
                        <!-- 时间插件容器 -->
                        <div class="jeinpbox">
                            <input type="text" class="jeinput" id="testico" name="date" placeholder="YYYY-MM-DD" />
                         <div class="icons jebtns"></div>
                         </div>
                 </div>
                    </div>
                </div>
                <div class="form-group">
                    <label for="inputEmail3" class="col-sm-2 control-label">文章内容：</label>
                    <div class="col-sm-10">
                       <!-- 富文本插件容器 -->
                <div id="editor">
                    <p>欢迎使用 <b>wangEditor</b> 富文本编辑器</p>
               </div>
                    </div>
                </div>
                <div class="form-group">
                    <div class="col-sm-offset-2 col-sm-10">
                        <button type="submit" class="btn btn-success btn-edit">修改</button>
                        <button type="submit" class="btn btn-default btn-draft">存为草稿</button>
                    </div>
                </div>
            </form>
        </div>
    </div>
       <!--准备文章类别模板-->
    <script type="text/html" id="tpl-list">
        {{each}}
        <option value="{{$value.id}}">{{$value.name}}</option>
        {{/each}}
    </script>
</body>

</html>
<script>
    $(function () {
   // 1. 设置封面预览功能
   $('#inputCover').on('change',function(e){
     // 2. 获得图片文件,将文件转换成路径,将路径赋值给img
     $('.article_cover').attr('src',URL.createObjectURL(this.files[0])) 
   })

   // 3.获得文章类别,加载结构
   $.ajax({
       type: 'get',
       url:BigNew.category_list,
       success: function(backData) {
           //console.log(backData);
           if(backData.code == 200){
               let categoryData = backData.data
           // 4.结合模板引擎,生成页面结构
           let htmlStr = template('tpl-list',categoryData)
           $('.category').html(htmlStr)
           }
       }
   })

   // 5. 加载日期插件
   // 
   $('.jebtns').on('click',function(){
       jeDate('#testico',{
           trigger:false,
           format:'YYYY-MM-DD',
           zIndex:20000
       })
   })

   // 6.加载富文本编辑器
   // const let var 
   const E = window.wangEditor
   const editor = new E('#editor')
   editor.create()

    // 7.获得编辑按钮传递的文章id
    let dataid = window.location.search.split('=')[1]

    // 8. 根据文章id获得指定的文章数据,加载页面结构
    $.ajax({
        type: 'get',
        url: BigNew.article_search,
        data: {
            id:dataid
        },
        success: function(backData) {
           // console.log(backData);
            if(backData.code== 200){
               // 9.将内容渲染到指定结构
            $('#inputTitle').val(backData.data.title)
            $('.article_cover').attr('src',backData.data.cover)
            $('.category').val(backData.data.categoryId)
            $('.jeinput').val(backData.data.date)
            // 利用富文本插件的方法设置内容
            editor.txt.text(backData.data.content)  
            }
           
        }
    })

    // 10. 给修改按钮设置点击事件
       $('.btn-edit, .btn-draft').on('click',function(e){
           e.preventDefault()

           // 11. 区分按钮的目的
           let state = '';
           if($(this).text() == '修改') {
               state = '已发布'
           }else{
               state = '草稿'
           }

           // 12. 获得修改后的文章内容
           let fd = new FormData(document.querySelector('form')) // title cover date categoryId(数字)
           // 手动添加id,state,content
           fd.append('id',dataid)
           fd.append('state',state)
           fd.append('content',editor.txt.text())

           // 13.发起ajax请求,修改文章内容
           $.ajax({
               type: 'post',
               url: BigNew.article_edit,
               data:fd,
               contentType:false,
               processData:false,
               success: function(backData) {
                 //  console.log(backData);
                   if(backData.code==200){
                       alert('当前操作成功')
                       window.location = './article_list.html'
                   }
               }
           })

       })
  })
</script>
